package com.example.thirdhomework

import android.annotation.SuppressLint
import android.os.Bundle
import android.os.Handler
import android.util.Log
import android.widget.Button
import android.widget.TextView
import androidx.activity.enableEdgeToEdge
import androidx.appcompat.app.AppCompatActivity
import androidx.core.view.ViewCompat
import androidx.core.view.WindowInsetsCompat
import org.w3c.dom.Text

class FourthActivity : AppCompatActivity() {
    var seconds=0
    var running=false
    var wasRunning=false
    @SuppressLint("MissingInflatedId")
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        enableEdgeToEdge()
        setContentView(R.layout.activity_fourth)

        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main)) { v, insets ->
            val systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars())
            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom)
            insets
        }
        Log.d("Life cycle","onCreate")
        if(savedInstanceState!=null){
            seconds=savedInstanceState.getInt("seconds")
            running=savedInstanceState.getBoolean("running")
            wasRunning=savedInstanceState.getBoolean("wasrunning")
        }
        runTimer()
        val button_start=findViewById<Button>(R.id.button_start)
        val button_stop=findViewById<Button>(R.id.button_stop)
        val button_restart=findViewById<Button>(R.id.button_restart)
        button_start.setOnClickListener{
            running=true

        }
        button_stop.setOnClickListener{
            running=false
        }
        button_restart.setOnClickListener{
            running=true
            seconds=0
        }
    }
    fun runTimer(){
        val handler= Handler()
        val runnable=object: Runnable {
            override fun run(){

                val hours =seconds /3600
                val minutes= (seconds%3600)/60
                val secs=seconds %60
                val textView_time=findViewById<TextView>(R.id.textView_timer)
                textView_time.text=String.format("%02d:%02d:%02d",hours,minutes,secs)
                if(running){
                    seconds++
                }
                handler.postDelayed(this,1000)
            }
        }
        handler.post(runnable)
    }

    override fun onSaveInstanceState(outState: Bundle) {
        super.onSaveInstanceState(outState)
        Log.d("Life cycle","onCreate")
        outState.putInt("seconds",seconds)
        outState.putBoolean("running",running)
        outState.putBoolean("wasrunning",wasRunning)
    }

    override fun onDestroy() {
        super.onDestroy()
        Log.d("Life cycle","onDestory")
    }

    override fun onStart() {
        super.onStart()
        Log.d("Life cycle","onStart")
    }

    override fun onStop() {
        super.onStop()
        Log.d("Life cycle","onStop")
    }

    override fun onResume() {
        super.onResume()
        Log.d("Life cycle","onResume")
        if(wasRunning){
            running=true
        }
    }

    override fun onPause() {
        super.onPause()
        Log.d("Life cycle","onPause")
        wasRunning=running
        running=false
    }
}